System Specifications
72 7705 SAR-M Chassis Installation Guide
Environmental Specifications
Table 6: Environmental Specifications per Variant
Parameter 7 Ethernet Ports,
16 T1/E1 Ports,
1 Module Slot,
Actively Cooled
7 Ethernet Ports,
0 T1/E1 Ports,
1 Module Slot,
Actively Cooled
7 Ethernet Ports,
16 T1/E1 Ports,
0 Module Slots,
Passively Cooled
7 Ethernet Ports,
0 T1/E1 Ports,
0 Module Slots,
Passively Cooled
Normal operating
temperature
–40 to 149ºF
(–40 to 65ºC)
–40 to 149ºF
(–40 to 65ºC)
–40 to 149ºF
(–40 to 65ºC)
–40 to 149ºF
(–40 to 65ºC)
Normal operating
temperature for AC
power converter
–4 to 104ºF
(–20 to 40ºC)
–4 to 104ºF
(–20 to 40ºC)
–4 to 104ºF
(–20 to 40ºC)
–4 to 104ºF
(–20 to 40ºC)
Cold start
temperature
–40ºF (–40ºC) –40ºF (–40ºC) –40ºF (–40ºC) –40ºF (–40ºC)
Relative humidity 5 to 85%
(non-condensing)
5 to 85%
(non-condensing)
5 to 85%
(non-condensing)
5 to 85%
(non-condensing)
Short-term relative
humidity
1
5 to 95%
(non-condensing),
not to exceed 0.024
lb of water per
1.0 lb of air (35 g of
water per 1.0 cubic
meter of air)
5 to 95%
(non-condensing),
not to exceed 0.024
lb of water per
1.0 lb of air (35 g of
water per 1.0 cubic
meter of air)
5 to 95%
(non-condensing),
not to exceed 0.024
lb of water per
1.0 lb of air (35 g of
water per 1.0 cubic
meter of air)
5 to 95%
(non-condensing),
not to exceed 0.024
lb of water per
1.0 lb of air (35 g of
water per 1.0 cubic
meter of air)
Altitude range Between 197 ft
(60 m) below sea
level and 5906 ft
(1800 m) above sea
level (70kPa to
106kPa)
Between 197 ft
(60 m) below sea
level and 5906 ft
(1800 m) above sea
level (70kPa to
106kPa)
Between 197 ft
(60 m) below sea
level and 5906 ft
(1800 m) above sea
level (70kPa to
106kPa)
Between 197 ft
(60 m) below sea
level and 5906 ft
(1800 m) above sea
level (70kPa to
106kPa)
Shock and vibration Very low levels for
continuous duration
disturbance (similar
to modern office
building, for
example)
Shock: 3 g half sine
11 ms
Vibration: 0.1 g
from 5 to 100 Hz
Very low levels for
continuous duration
disturbance (similar
to modern office
building, for
example)
Shock: 3 g half sine
11 ms
Vibration: 0.1 g
from 5 to 100 Hz
Very low levels for
continuous duration
disturbance (similar
to modern office
building, for
example)
Shock: 3 g half sine
11 ms
Vibration: 0.1 g
from 5 to 100 Hz
Very low levels for
continuous duration
disturbance (similar
to modern office
building, for
example)
Shock: 3 g half sine
11 ms
Vibration: 0.1 g
from 5 to 100 Hz
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